Patent US3093816A successfully refreshed from Google Patents.
US3093816A
Expired / Lapsed
US
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Superconductor persistent current circuits
Assignee: International Business Machines Corp
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Filing: 1960-05-26
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Granted: 1963-06-11
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Expires: 1980-05-26
Abstract
No abstract record available.
Inventors
- 👤 Lloyd P Hunter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 12:58
CPC Classifications
G; G11; G11C; G11C11/00; G11C11/21; G11C11/44; Y; Y10; Y10S; Y10S505/00; Y10S505/825; Y10S505/831
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
96 words
IN A SUPERCONDUCTOR CIRCUIT; A PLURALITY OF SUPERCONDUCTIVE PATHS CONNECTED IN PARALLEL CIRCUIT RELATIONSHIP TO FORM A PLURALITY OF SUPERCONDUCTIVE LOOPS; MEANS FOR CAUSING SAID CIRCUIT TO ASSUME A PERSISTENT CURRENT CONDITION IN WHICH PERSISTENT CURRENTS ARE STORED IN AT LEAST TWO OF SAID PLURALITY OF SUPERCONDUCTIVE LOOPS AND FOR THEREAFTER INTRODUCING RESISTANCE INTO AT LEAST ONE OF SAID PATHS IN WHICH PERSISTENT CURRENT IS FLOWING TO QUENCH THE PERSISTENT CURRENT FLOWING IN THAT PATH AND AT THE SAME TIME INCREASE THE PERSISTENT CURRENT FLOWING IN AT LEAST ONE OTHER OF SAID PATHS IN SAID CIRCUIT.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-06-10 | 1966-12-10 | 1967-06-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-06-10 | 1970-12-10 | 1971-06-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-06-10 | 1974-12-10 | 1975-06-11 | $7700.00 | Window Closed / Lapsed |